Open GTM Index

Category · Established choices

Analytics & Experimentation

6 eligible projects; compare deployment effort and licence duties before choosing.

Current leader: Umami with 93.3 points · 6 eligible projects

6 of 6 ranked projects shown
RankProjectCategoryScoreStarsLicenceReplacesOpen
2UmamiSimple privacy-focused web analytics.Analytics & Experimentation93.337,768MITGoogle Analytics
11PostHogProduct analytics, replay, experiments, surveys and warehouse.Analytics & Experimentation90.037,116MIT core + enterprise filesMixpanel, Amplitude, Hotjar
13MatomoMature web analytics with data ownership.Analytics & Experimentation89.821,705GPL-3.0Google Analytics, Adobe Analytics
17Plausible AnalyticsPrivacy-focused web analytics.Analytics & Experimentation88.527,885AGPL-3.0Google Analytics
30GrowthBookFeature flags and experimentation with warehouse-native analysis.Analytics & Experimentation84.88,009MIT core + enterprise filesOptimizely, LaunchDarkly
39OpenPanelWeb and product analytics with self-hosting.Analytics & Experimentation81.26,187AGPL-3.0Mixpanel, Amplitude
2

Umami

Analytics & Experimentation

93.3

Simple privacy-focused web analytics.

Stars
37,768
Licence
MIT
Replaces
Google Analytics
View evidence
11

PostHog

Analytics & Experimentation

90.0

Product analytics, replay, experiments, surveys and warehouse.

Stars
37,116
Licence
MIT core + enterprise files
Replaces
Mixpanel, Amplitude, Hotjar
View evidence
13

Matomo

Analytics & Experimentation

89.8

Mature web analytics with data ownership.

Stars
21,705
Licence
GPL-3.0
Replaces
Google Analytics, Adobe Analytics
View evidence
30

GrowthBook

Analytics & Experimentation

84.8

Feature flags and experimentation with warehouse-native analysis.

Stars
8,009
Licence
MIT core + enterprise files
Replaces
Optimizely, LaunchDarkly
View evidence
39

OpenPanel

Analytics & Experimentation

81.2

Web and product analytics with self-hosting.

Stars
6,187
Licence
AGPL-3.0
Replaces
Mixpanel, Amplitude
View evidence